CN202936356U - Double-sided adhesive for heat dissipation of electronic elements - Google Patents
Double-sided adhesive for heat dissipation of electronic elements Download PDFInfo
- Publication number
- CN202936356U CN202936356U CN 201220573950 CN201220573950U CN202936356U CN 202936356 U CN202936356 U CN 202936356U CN 201220573950 CN201220573950 CN 201220573950 CN 201220573950 U CN201220573950 U CN 201220573950U CN 202936356 U CN202936356 U CN 202936356U
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- pet film
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- strippable pet
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a double-sided adhesive for heat dissipation of electronic elements. The double-sided adhesive comprises a light stripping PET (polyethylene glycol terephthalate) film and a heavy stripping PET film, wherein a first thermal conductive adhesive layer, a graphite sheet and a second thermal conductive adhesive layer are arranged between the light stripping PET film and the heavy stripping PET film in sequence; the light stripping PET film and the heavy stripping PET film are all PET films coated with silicone oil layers; the silicone oil layers of the PET films are spliced with the first thermal conductive adhesive layer and the second thermal conductive adhesive layer; the gram weight of the light stripping PET film is 5 to 10 g/m<2>; and the gram weight of the heavy stripping PET film is 50 to 100 g/m<2>. The double-sided adhesive realizes uniformity of heat-conducting property of adhesive tapes, not only is favorable for heat dissipation, avoids local overheating of adhesive tapes, improves the property of products, and prolongs the service life of the products, but also can prevent graphite powder from falling off, thereby avoiding short circuit and improving the reliability of products.
Description
Technical field
The utility model relates to a kind of heat radiation double faced adhesive tape for electronic component, belongs to the heat dissipation technology field.
Background technology
Along with the fast development of electron trade, now from common desktop computer, to notebook computer, panel computer, smart mobile phone, scientific and technical innovation is advanced by leaps and bounds.Electronic product carries more and more lighting, and volume is more and more less, and function causes integrated level more and more higher from strength to strength like this.Cause like this volume dwindling, the function grow is large, directly causes the heat radiation of electronic devices and components to require more and more higher.On the one hand, the fan type radiating that adopted in the past because volume is large, can produce the problems such as noise, is eliminated by market gradually.And then produced other heat sink material, as Copper Foil, the heat radiation of aluminium foil class, but due to resource-constrained, and expensive, radiating effect is good in the imagination not also, slowly, all seeking new efficient heat sink material.On the other hand, graphite material has property widely, comprise heigh clarity, high conductivity, high thermal conductivity, high strength etc., utilize graphite material, can develop various product application types, such as graphite circuit structure, graphite core chip architecture, graphite touch screen structure, etc.Although various application possibilities are arranged, be directed to graphite material, how it is effectively processed, such as clean cut, be still the problem that needs solution
But graphite flake also has weak point, though be that high conductive graphite sheet has certain folding resistance, but the weak strength between material, can be torn easily, perhaps because of the displacement of institute's adhesive attachment means, disrepair phenomenon occur, entry material comes off etc., thereby cause the short circuit of circuit, again, in cutting graphite flake process, the technical problems such as graphite flake breaks can appear.
Summary of the invention
The utility model purpose is to provide a kind of heat radiation double faced adhesive tape for electronic component, the heat radiation double faced adhesive tape that should be used for electronic component has been realized the homogeneity of adhesive tape heat conductivility, the adhesive tape local superheating is also avoided in the diffusion that both had been conducive to heat, has improved performance and the life-span of product; Simultaneously, can prevent that Graphite Powder 99 from coming off, thereby avoid short circuit, improve the reliability of product.
For achieving the above object, the kind technical scheme that the utility model adopts is: a kind of heat radiation double faced adhesive tape for electronic component, comprise light strippable PET film and heavy strippable PET film, be disposed with the first heat-conducting glue adhesion coating, graphite flake and the second heat-conducting glue adhesion coating between this light strippable PET film and heavy strippable PET film.
In technique scheme, further improved plan is as follows:
1. in such scheme, described light strippable PET film and heavy strippable PET film are the PET film that scribbles silicon layer, and the silicon layer of this PET film and described the first heat-conducting glue adhesion coating, the second heat-conducting glue adhesion coating are bonding.
2. in such scheme, the grammes per square metre of described light strippable PET film peeling force is 5 ~ 10g/m
2, the grammes per square metre of described heavy strippable PET film peeling force is 50 ~ 100g/m
2
3. in such scheme, the thickness of described graphite flake is 10 ~ 100 μ m.
4. in such scheme, the PET film thickness of described light strippable PET film is 2 ~ 12 μ m, and the PET film thickness of described heavy strippable PET film (2) is 12 ~ 75 μ m.
Because technique scheme is used, the utility model compared with prior art has following advantages and effect:
1. the utility model is used for the heat radiation double faced adhesive tape of electronic component, its graphite flake upper and lower surface all is fitted with light strippable PET film and heavy strippable PET film, in moulding, when film is cut, can play a supporting role to graphite, be conducive to the graphite cutting, greatly reduce the probability that graphite breaks; Secondly, light strippable PET film and heavy strippable PET film are positioned at graphite flake upper and lower surface by the heat-conducting glue adhesion coating respectively, first will weigh the strippable PET film during use peels off, be covered on and treat that thermal component is surperficial, then, light strippable PET film is peeled off, thereby effectively avoided cull, realized and treated that the thermal component gapless is bonding, being conducive to heat radiation evenly.
2. the utility model is used for the heat radiation double faced adhesive tape of electronic component, and the graphite flake two sides all is fitted with heat-conducting glue, can prevent that Graphite Powder 99 from coming off, thereby avoid short circuit, has improved the reliability of product.
3. the utility model is used for the heat radiation double faced adhesive tape of electronic component, be provided with the first heat-conducting glue adhesion coating, the second heat-conducting glue adhesion coating between its light strippable PET film and heavy strippable PET film, namely realized bonding, again due to the good thermal conductivity of heat conduction glue-line, thus be conducive to more be conducive to the heat radiation.
Description of drawings
Accompanying drawing 1 is used for the heat radiation double sided adhesive tape structure schematic diagram of electronic component for the utility model.
In above accompanying drawing: 1, light strippable PET film; 2, heavy strippable PET film; 3, the first heat-conducting glue adhesion coating; 4, graphite flake; 5, the second heat-conducting glue adhesion coating; 6, silicon layer; 7, PET film.
Embodiment
Below in conjunction with embodiment, the utility model is further described:
Embodiment 1: a kind of heat radiation double faced adhesive tape for electronic component, comprise light strippable PET film 1 and heavy strippable PET film 2, be disposed with the first heat-conducting glue adhesion coating 3, graphite flake 4 and the second heat-conducting glue adhesion coating 5 between this light strippable PET film 1 and heavy strippable PET film 2.
Above-mentioned light strippable PET film 1 and heavy strippable PET film 2 are the PET film 7 that scribbles silicon layer 6, and the silicon layer of this PET film 76 and described the first heat-conducting glue adhesion coating 3, the second heat-conducting glue adhesion coating 5 are bonding.
The grammes per square metre of above-mentioned light strippable PET film 1 peeling force is 6g/m
2, the grammes per square metre of described heavy strippable PET film 2 peeling forces is 58g/m
2PET film 7 thickness of light strippable PET film 1 are preferably 4 μ m, and PET film 7 thickness of heavy strippable PET film 2 are 28 μ m.
The preferred thickness of above-mentioned graphite flake 4 is 20 μ m.
Embodiment 2: a kind of heat radiation double faced adhesive tape for electronic component, comprise light strippable PET film 1 and heavy strippable PET film 2, be disposed with the first heat-conducting glue adhesion coating 3, graphite flake 4 and the second heat-conducting glue adhesion coating 5 between this light strippable PET film 1 and heavy strippable PET film 2.
Above-mentioned light strippable PET film 1 and heavy strippable PET film 2 are the PET film 7 that scribbles silicon layer 6, and the silicon layer of this PET film 76 and described the first heat-conducting glue adhesion coating 3, the second heat-conducting glue adhesion coating 5 are bonding.
The grammes per square metre of above-mentioned light strippable PET film 1 peeling force is 9g/m
2, the grammes per square metre of described heavy strippable PET film 2 peeling forces is 78g/m
2PET film 7 thickness of light strippable PET film 1 are preferably 10 μ m, and PET film 7 thickness of heavy strippable PET film 2 are preferably 60 μ m.
The thickness of above-mentioned graphite flake 4 is preferably 85 μ m.
When adopting above-mentioned heat radiation double faced adhesive tape for electronic component, its graphite flake upper and lower surface all is fitted with light strippable PET film and heavy strippable PET film, in moulding, when film is cut, can play a supporting role to graphite, be conducive to the graphite cutting, greatly reduce the probability that graphite breaks; Secondly, light strippable PET film and heavy strippable PET film are positioned at graphite flake upper and lower surface by the heat-conducting glue adhesion coating respectively, first will weigh the strippable PET film during use peels off, be covered on and treat that thermal component is surperficial, then, light strippable PET film is peeled off, thereby effectively avoided cull, realized and treated that the thermal component gapless is bonding, being conducive to heat radiation evenly; Again, its graphite flake two sides all is fitted with heat-conducting glue, can prevent that Graphite Powder 99 from coming off, thereby avoid short circuit, has improved the reliability of product; Again, be provided with the first heat-conducting glue adhesion coating, the second heat-conducting glue adhesion coating between its light strippable PET film and heavy strippable PET film, namely realized bonding, again due to the good thermal conductivity of heat conduction glue-line, thus be conducive to more be conducive to the heat radiation.
Above-described embodiment only is explanation technical conceive of the present utility model and characteristics, and its purpose is to allow person skilled in the art scholar can understand content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences of doing according to the utility model spirit change or modify, within all should being encompassed in protection domain of the present utility model.
Claims (5)
1. heat radiation double faced adhesive tape that is used for electronic component, it is characterized in that: comprise light strippable PET film (1) and heavy strippable PET film (2), be disposed with the first heat-conducting glue adhesion coating (3), graphite flake (4) and the second heat-conducting glue adhesion coating (5) between this light strippable PET film (1) and heavy strippable PET film (2).
2. heat radiation double faced adhesive tape according to claim 1, it is characterized in that: described light strippable PET film (1) and heavy strippable PET film (2) are the PET film (7) that scribbles silicon layer (6), and the silicon layer (6) of this PET film (7) and described the first heat-conducting glue adhesion coating (3), the second heat-conducting glue adhesion coating (5) are bonding.
3. heat radiation double faced adhesive tape according to claim 1, it is characterized in that: PET film (7) thickness of described light strippable PET film (1) is 2 ~ 12 μ m, PET film (7) thickness of described heavy strippable PET film (2) is 12 ~ 75 μ m.
4. heat radiation double faced adhesive tape according to claim 1, it is characterized in that: the thickness of described graphite flake (4) is 10 ~ 100 μ m.
5. heat radiation double faced adhesive tape according to claim 1, it is characterized in that: the grammes per square metre of described light strippable PET film (1) peeling force is 5 ~ 10g/m
2, the grammes per square metre of described heavy strippable PET film (2) peeling force is 50 ~ 100g/m
2
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220573950 CN202936356U (en) | 2012-11-01 | 2012-11-01 | Double-sided adhesive for heat dissipation of electronic elements |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220573950 CN202936356U (en) | 2012-11-01 | 2012-11-01 | Double-sided adhesive for heat dissipation of electronic elements |
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| Publication Number | Publication Date |
|---|---|
| CN202936356U true CN202936356U (en) | 2013-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220573950 Expired - Lifetime CN202936356U (en) | 2012-11-01 | 2012-11-01 | Double-sided adhesive for heat dissipation of electronic elements |
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| CN (1) | CN202936356U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104987841A (en) * | 2014-01-26 | 2015-10-21 | 苏州斯迪克新材料科技股份有限公司 | Two-way stretch composite adhesive tape |
| CN105860867A (en) * | 2014-01-26 | 2016-08-17 | 苏州斯迪克新材料科技股份有限公司 | Preparation technology of uniform heating rubber belt applied in electronic device |
| CN106118521A (en) * | 2014-01-26 | 2016-11-16 | 苏州斯迪克新材料科技股份有限公司 | Needleless pass height conductive graphite adhesive tape |
| CN106349965A (en) * | 2014-01-26 | 2017-01-25 | 斯迪克新型材料（江苏）有限公司 | preparing method of heat-conducting adhesive tape for consumer electronic product |
| CN106515167A (en) * | 2016-09-27 | 2017-03-22 | 威海联桥新材料科技股份有限公司 | Mobile phone thermal conduction composite film |
| CN110072958A (en) * | 2016-12-15 | 2019-07-30 | 捷恩智株式会社 | Transfer sheet |
| CN111040654A (en) * | 2019-12-14 | 2020-04-21 | 昆山九聚新材料技术有限公司 | Formula, structure and process of wireless charging graphite grid film |
-
2012
- 2012-11-01 CN CN 201220573950 patent/CN202936356U/en not_active Expired - Lifetime
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106398566A (en) * | 2014-01-26 | 2017-02-15 | 斯迪克新型材料（江苏）有限公司 | Double-face pad pasting with heat radiation |
| CN106118521A (en) * | 2014-01-26 | 2016-11-16 | 苏州斯迪克新材料科技股份有限公司 | Needleless pass height conductive graphite adhesive tape |
| CN104987841A (en) * | 2014-01-26 | 2015-10-21 | 苏州斯迪克新材料科技股份有限公司 | Two-way stretch composite adhesive tape |
| CN105860868A (en) * | 2014-01-26 | 2016-08-17 | 苏州斯迪克新材料科技股份有限公司 | Preparation process of heat dissipation lamination film |
| CN106398567A (en) * | 2014-01-26 | 2017-02-15 | 斯迪克新型材料（江苏）有限公司 | Pressure sensitive adhesive tape for notebook computer |
| CN106349965A (en) * | 2014-01-26 | 2017-01-25 | 斯迪克新型材料（江苏）有限公司 | preparing method of heat-conducting adhesive tape for consumer electronic product |
| CN106349964A (en) * | 2014-01-26 | 2017-01-25 | 斯迪克新型材料（江苏）有限公司 | Process for preparing heat-conduction double-sided adhesive tape |
| CN106433500A (en) * | 2014-01-26 | 2017-02-22 | 苏州斯迪克新材料科技股份有限公司 | Pressure-sensitive adhesive tape for electronic products |
| CN105860867A (en) * | 2014-01-26 | 2016-08-17 | 苏州斯迪克新材料科技股份有限公司 | Preparation technology of uniform heating rubber belt applied in electronic device |
| CN105038626A (en) * | 2014-01-26 | 2015-11-11 | 苏州斯迪克新材料科技股份有限公司 | High-compactness composite double-faced adhesive tape |
| CN106366971A (en) * | 2014-01-26 | 2017-02-01 | 斯迪克新型材料（江苏）有限公司 | High-heat-conductivity double-sided adhesive tape |
| CN106520002A (en) * | 2014-01-26 | 2017-03-22 | 斯迪克新型材料（江苏）有限公司 | Heat-conducting pressure-sensitive double-sided tape |
| CN104987841B (en) * | 2014-01-26 | 2017-12-12 | 江苏斯迪克新材料科技股份有限公司 | Biaxial tension compound adhesive tape |
| CN106520003A (en) * | 2014-01-26 | 2017-03-22 | 斯迪克新型材料（江苏）有限公司 | Thermal conductive graphite tape used for laptops |
| CN106515167A (en) * | 2016-09-27 | 2017-03-22 | 威海联桥新材料科技股份有限公司 | Mobile phone thermal conduction composite film |
| CN110072958A (en) * | 2016-12-15 | 2019-07-30 | 捷恩智株式会社 | Transfer sheet |
| CN111040654A (en) * | 2019-12-14 | 2020-04-21 | 昆山九聚新材料技术有限公司 | Formula, structure and process of wireless charging graphite grid film |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130515 |
|
| CX01 | Expiry of patent term |